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Re: [Xen-users] Trace SRIOV NIC's MSI-X delivery to Xen

To: Manish Verma <manish.verma@xxxxxxxxxxx>
Subject: Re: [Xen-users] Trace SRIOV NIC's MSI-X delivery to Xen
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Mon, 21 Feb 2011 11:52:07 +0200
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On Thu, Feb 10, 2011 at 04:51:01PM +0530, Manish Verma wrote:
> Hi all,
> I'm using Xen4.0.1 with SLES11SP1  with Intel's SRIOV NIC in passthrough  
> mode to FedoraCore14 guest HVMs.
> From guest HVM I'm able to send packets out but not able to receive the  
> same.
> Intel NIC HW counters are reporting receiving packets but  the same is  
> not reaching the guest HVM.
> My NIC uses MSI-X to report packets to SW. which should be received by  
> Xen and forwarded to HVM guest where I don't see relevant  
> /proc/interrupts counter ticking.
> Thus I would like to trace whether MSI-X requests are reaching Xen. Any  
> known xen command to trace the same.


Did you open a bug case to Novell support about this issue?

-- Pasi

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